{"product_id":"prox-piston-kit-for-yamaha-yz426f-2000-2002-wr426f-2001-2002-12-5-1-compression-ratio","title":"PROX Piston Kit for Yamaha YZ426F 2000-2002 \u0026 WR426F 2001-2002, 12.5:1 Compression Ratio","description":"CONNECTING ROD KITS\u003cbr\u003eOne of our core product line, where we became famous with. Our ProX Connecting Rod Kits are made out of the toughest alloys available today and are made in Japan! O.E.M specifications and tolerances are meticulously maintained, a guarantee for easy installation and trouble free performance. Find our connecting rod dimension overview here.\u003cbr\u003eProX Rod Kit Features\u003cbr\u003eManufactured by leading Japanese OEM factories.\u003cbr\u003eDesigned to exact OEM specifications to be a direct and cost efficient OEM replacement.\u003cbr\u003eComplete line for Dirtbike, ATV, PWC and 50cc\/scooter available from stock.\u003cbr\u003eDouble forged on dedicated forgings\u003cbr\u003eThis process maintains superior strength, durability and dimensional consistency through improved grain flow.\u003cbr\u003eShot peening \u0026amp; barrelling\u003cbr\u003eThe design of a connecting rod is very important to guarantee the lifespan and the performance. Our connecting rods are barrelled and shot peened to improve the surface texture. Shot peening eliminates residual stress and smoothly blends the forging surfaces.\u003cbr\u003eOiling system\u003cbr\u003eOur ProX oiling slots are precisely located to maximize lower rod oiling and extend bearing life. Even under the most extreme conditions the rod will do its job. ProX Connecting Rod Kits come complete with Crankpin, Big-End Bearing, Small End Bearing and Washers.\n\u003cp\u003eThe PROX Piston Kit (Part Number: 01.2427.A) is designed for Yamaha YZ426F models from 2000 to 2002 and WR426F models from 2001 to 2002, offering reliable performance and durability. This kit includes a high-quality piston, rings, and necessary components to ensure optimal engine operation and longevity. Engineered for precision, the PROX piston delivers consistent power and smooth operation, making it an excellent choice for enthusiasts and professional mechanics alike. The kit's specifications support a compression ratio of 12.5:1, providing improved horsepower and torque for motocross and off-road riding experiences. Crafted with attention to detail, the parts meet or exceed OEM standards, ensuring a perfect fit and lasting performance. Whether rebuilding or upgrading, this piston kit is a reliable solution to restore your motorcycle's engine to peak condition. Proper installation and maintenance will maximize the benefits of this premium component, delivering excellent value and performance over time.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned for Yamaha YZ426F (2000-2002) and WR426F (2001-2002) models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes piston, rings, and necessary components for complete installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh-performance piston with a 12.5:1 compression ratio for increased power\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufactured to meet or exceed OEM quality standards for durability and reliability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered for precise fit and optimal engine performance during rebuilds or upgrades\u003c\/li\u003e\u003c\/ul\u003e","brand":"PROX","offers":[{"title":"Default Title","offer_id":47972764844290,"sku":"108742","price":178.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/3401\/7026\/files\/5df695a8-3518-42d3-bdb1-32b2df8c8e01.jpg?v=1781059222","url":"https:\/\/teamkustom.shop\/products\/prox-piston-kit-for-yamaha-yz426f-2000-2002-wr426f-2001-2002-12-5-1-compression-ratio","provider":"Teamkustom","version":"1.0","type":"link"}